---> uname -a: Linux prd-centos8-builder-2c-4g-900.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0,1 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 508 1113 17 2044 2881 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e4:a9:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.42/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85920sec preferred_lft 85920sec inet6 fe80::f816:3eff:fee4:a9b2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 12/17/2025 _x86_64_ (2 CPU) 08:03:49 LINUX RESTART (2 CPU) 08:04:02 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 245.90 171.77 74.13 14848.41 38554.47 08:06:01 AM 67.31 0.32 66.99 9.73 6290.07 08:07:01 AM 70.93 0.50 70.43 53.85 10010.98 08:08:01 AM 23.25 0.25 23.00 40.13 1514.80 08:09:01 AM 17.26 0.07 17.20 3.07 458.92 08:10:01 AM 15.83 0.00 15.83 0.00 612.86 08:11:01 AM 18.90 0.75 18.15 42.50 520.47 Average: 65.20 24.46 40.74 2112.21 8208.12 08:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 1553180 3030756 2200492 58.62 2104 1656412 635752 13.24 145096 1805388 77648 08:06:01 AM 1297212 2996484 2456460 65.44 2104 1866576 639256 13.31 144752 2019232 170104 08:07:01 AM 1080712 2917992 2672960 71.21 2104 1998640 683740 14.24 150800 2202544 58664 08:08:01 AM 1172432 2978004 2581240 68.77 2104 1966144 628856 13.10 172692 2087912 8432 08:09:01 AM 1185172 2989820 2568500 68.43 2104 1965176 614616 12.80 206584 2040920 7372 08:10:01 AM 1152816 2958492 2600856 69.29 2104 1966240 647724 13.49 207140 2073788 8432 08:11:01 AM 1141416 2947480 2612256 69.59 2104 1966596 651136 13.56 391076 1901180 7380 Average: 1226134 2974147 2527538 67.34 2104 1912255 643011 13.39 202591 2018709 48290 08:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 233.80 122.42 940.57 57.46 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 70.91 59.40 889.87 6.93 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 40.72 34.54 602.66 6.79 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 11.20 12.46 16.62 4.49 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 10.51 12.83 8.06 5.75 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 12.85 13.95 11.00 4.63 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 16.09 14.41 17.94 7.93 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 56.16 38.37 353.85 13.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 12/17/2025 _x86_64_ (2 CPU) 08:03:49 LINUX RESTART (2 CPU) 08:04:02 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 43.74 0.08 12.86 12.00 2.13 29.19 08:05:01 AM 0 35.82 0.05 12.89 8.78 1.99 40.48 08:05:01 AM 1 51.71 0.10 12.83 15.24 2.27 17.85 08:06:01 AM all 38.32 0.00 4.12 1.94 1.68 53.94 08:06:01 AM 0 28.63 0.00 3.09 3.02 1.54 63.72 08:06:01 AM 1 48.06 0.00 5.16 0.85 1.82 44.11 08:07:01 AM all 38.02 0.00 4.00 2.97 1.63 53.38 08:07:01 AM 0 16.18 0.00 3.09 3.76 1.26 75.70 08:07:01 AM 1 59.93 0.00 4.91 2.19 2.00 30.97 08:08:01 AM all 39.36 0.00 2.91 0.53 1.53 55.67 08:08:01 AM 0 31.42 0.00 2.76 0.42 1.38 64.02 08:08:01 AM 1 47.30 0.00 3.05 0.65 1.68 47.33 08:09:01 AM all 40.43 0.00 2.47 0.21 1.62 55.27 08:09:01 AM 0 23.63 0.00 1.38 0.03 1.31 73.65 08:09:01 AM 1 57.27 0.00 3.56 0.38 1.93 36.85 08:10:01 AM all 34.62 0.00 2.45 0.15 1.58 61.20 08:10:01 AM 0 22.39 0.00 1.96 0.10 1.38 74.18 08:10:01 AM 1 46.90 0.00 2.95 0.20 1.78 48.17 08:11:01 AM all 39.92 0.00 2.74 0.51 2.23 54.61 08:11:01 AM 0 28.02 0.00 2.29 0.58 2.19 66.92 08:11:01 AM 1 51.88 0.00 3.19 0.45 2.26 42.23 Average: all 39.19 0.01 4.48 2.58 1.77 51.97 Average: 0 26.56 0.01 3.89 2.36 1.58 65.60 Average: 1 51.86 0.01 5.06 2.81 1.96 38.29